Control unit



FIG. 1 is a front, bottom, perspective view of a first embodiment of a control unit showing the new design;

FIG. 2 is a bottom view of the first embodiment;

FIG. 3 is a right side view of the first embodiment;

FIG. 4 is a left side view of the first embodiment;

FIG. 5 is a front view of the first embodiment;

FIG. 6 is a top view of the first embodiment;

FIG. 7 is a rear view of the first embodiment;

FIG. 8 is a front, bottom perspective view of a second embodiment of a control unit showing the design;

FIG. 9 is a bottom view of the second embodiment;

FIG. 10 is a right side view of the second embodiment;

FIG. 11 is a left side view of the second embodiment;

FIG. 12 is a front view of the second embodiment;

FIG. 13 is a top view of the second embodiment;

FIG. 14 is a rear view of the second embodiment; and,

FIG. 15 is a front view of the first embodiment mounted in a computer monitor which is shown in broken lines for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a control unit, as shown and described. 